Linux-2.6.12-rc2
[linux-flexiantxendom0-natty.git] / sound / pci / ice1712 / hoontech.c
1 /*
2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
3  *
4  *   Lowlevel functions for Hoontech STDSP24
5  *
6  *      Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
7  *
8  *   This program is free software; you can redistribute it and/or modify
9  *   it under the terms of the GNU General Public License as published by
10  *   the Free Software Foundation; either version 2 of the License, or
11  *   (at your option) any later version.
12  *
13  *   This program is distributed in the hope that it will be useful,
14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *   GNU General Public License for more details.
17  *
18  *   You should have received a copy of the GNU General Public License
19  *   along with this program; if not, write to the Free Software
20  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21  *
22  */      
23
24 #include <sound/driver.h>
25 #include <asm/io.h>
26 #include <linux/delay.h>
27 #include <linux/interrupt.h>
28 #include <linux/init.h>
29 #include <linux/slab.h>
30 #include <sound/core.h>
31
32 #include "ice1712.h"
33 #include "hoontech.h"
34
35
36 static void __devinit snd_ice1712_stdsp24_gpio_write(ice1712_t *ice, unsigned char byte)
37 {
38         byte |= ICE1712_STDSP24_CLOCK_BIT;
39         udelay(100);
40         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
41         byte &= ~ICE1712_STDSP24_CLOCK_BIT;
42         udelay(100);
43         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
44         byte |= ICE1712_STDSP24_CLOCK_BIT;
45         udelay(100);
46         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
47 }
48
49 static void __devinit snd_ice1712_stdsp24_darear(ice1712_t *ice, int activate)
50 {
51         down(&ice->gpio_mutex);
52         ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, activate);
53         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
54         up(&ice->gpio_mutex);
55 }
56
57 static void __devinit snd_ice1712_stdsp24_mute(ice1712_t *ice, int activate)
58 {
59         down(&ice->gpio_mutex);
60         ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, activate);
61         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
62         up(&ice->gpio_mutex);
63 }
64
65 static void __devinit snd_ice1712_stdsp24_insel(ice1712_t *ice, int activate)
66 {
67         down(&ice->gpio_mutex);
68         ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, activate);
69         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
70         up(&ice->gpio_mutex);
71 }
72
73 static void __devinit snd_ice1712_stdsp24_box_channel(ice1712_t *ice, int box, int chn, int activate)
74 {
75         down(&ice->gpio_mutex);
76
77         /* select box */
78         ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
79         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
80
81         /* prepare for write */
82         if (chn == 3)
83                 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
84         ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, activate);
85         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
86         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
87
88         ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
89         ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
90         ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
91         ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
92         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
93         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
94         udelay(100);
95         if (chn == 3) {
96                 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
97                 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
98         } else {
99                 switch (chn) {
100                 case 0: ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 0); break;
101                 case 1: ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 0); break;
102                 case 2: ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 0); break;
103                 }
104                 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
105         }
106         udelay(100);
107         ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
108         ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
109         ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
110         ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
111         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
112         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
113         udelay(100);
114
115         ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
116         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
117
118         up(&ice->gpio_mutex);
119 }
120
121 static void __devinit snd_ice1712_stdsp24_box_midi(ice1712_t *ice, int box, int master)
122 {
123         down(&ice->gpio_mutex);
124
125         /* select box */
126         ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
127         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
128
129         ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
130         ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, master);
131         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
132         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
133
134         udelay(100);
135         
136         ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 0);
137         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
138         
139         mdelay(10);
140         
141         ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
142         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
143
144         up(&ice->gpio_mutex);
145 }
146
147 static void __devinit snd_ice1712_stdsp24_midi2(ice1712_t *ice, int activate)
148 {
149         down(&ice->gpio_mutex);
150         ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, activate);
151         snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
152         up(&ice->gpio_mutex);
153 }
154
155 static int __devinit snd_ice1712_hoontech_init(ice1712_t *ice)
156 {
157         int box, chn;
158
159         ice->num_total_dacs = 8;
160         ice->num_total_adcs = 8;
161
162         ice->spec.hoontech.boxbits[0] = 
163         ice->spec.hoontech.boxbits[1] = 
164         ice->spec.hoontech.boxbits[2] = 
165         ice->spec.hoontech.boxbits[3] = 0;      /* should be already */
166
167         ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 0);
168         ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 0, 1);
169         ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, 0);
170         ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, 0);
171
172         ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 1);
173         ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 1, 1);
174         ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
175         ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
176         ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
177         
178         ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 2);
179         ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 2, 1);
180         ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
181         ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
182         ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
183
184         ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 3);
185         ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 3, 1);
186         ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, 0);
187         ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, 1);
188         ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, 0);
189
190         /* let's go - activate only functions in first box */
191         ice->spec.hoontech.config = 0;
192                             /* ICE1712_STDSP24_MUTE |
193                                ICE1712_STDSP24_INSEL |
194                                ICE1712_STDSP24_DAREAR; */
195         ice->spec.hoontech.boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
196                                      ICE1712_STDSP24_BOX_CHN2 |
197                                      ICE1712_STDSP24_BOX_CHN3 |
198                                      ICE1712_STDSP24_BOX_CHN4 |
199                                      ICE1712_STDSP24_BOX_MIDI1 |
200                                      ICE1712_STDSP24_BOX_MIDI2;
201         ice->spec.hoontech.boxconfig[1] = 
202         ice->spec.hoontech.boxconfig[2] = 
203         ice->spec.hoontech.boxconfig[3] = 0;
204         snd_ice1712_stdsp24_darear(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
205         snd_ice1712_stdsp24_mute(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_MUTE) ? 1 : 0);
206         snd_ice1712_stdsp24_insel(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_INSEL) ? 1 : 0);
207         for (box = 0; box < 4; box++) {
208                 for (chn = 0; chn < 4; chn++)
209                         snd_ice1712_stdsp24_box_channel(ice, box, chn, (ice->spec.hoontech.boxconfig[box] & (1 << chn)) ? 1 : 0);
210                 snd_ice1712_stdsp24_box_midi(ice, box,
211                                 (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1) ? 1 : 0);
212                 if (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
213                         snd_ice1712_stdsp24_midi2(ice, 1);
214         }
215
216         return 0;
217 }
218
219 /*
220  * AK4524 access
221  */
222
223 /* start callback for STDSP24 with modified hardware */
224 static void stdsp24_ak4524_lock(akm4xxx_t *ak, int chip)
225 {
226         ice1712_t *ice = ak->private_data[0];
227         unsigned char tmp;
228         snd_ice1712_save_gpio_status(ice);
229         tmp =   ICE1712_STDSP24_SERIAL_DATA |
230                 ICE1712_STDSP24_SERIAL_CLOCK |
231                 ICE1712_STDSP24_AK4524_CS;
232         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
233                           ice->gpio.direction | tmp);
234         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
235 }
236
237 static int __devinit snd_ice1712_value_init(ice1712_t *ice)
238 {
239         /* Hoontech STDSP24 with modified hardware */
240         static akm4xxx_t akm_stdsp24_mv __devinitdata = {
241                 .num_adcs = 2,
242                 .num_dacs = 2,
243                 .type = SND_AK4524,
244                 .ops = {
245                         .lock = stdsp24_ak4524_lock
246                 }
247         };
248
249         static struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = {
250                 .caddr = 2,
251                 .cif = 1, /* CIF high */
252                 .data_mask = ICE1712_STDSP24_SERIAL_DATA,
253                 .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
254                 .cs_mask = ICE1712_STDSP24_AK4524_CS,
255                 .cs_addr = ICE1712_STDSP24_AK4524_CS,
256                 .cs_none = 0,
257                 .add_flags = 0,
258         };
259
260         int err;
261         akm4xxx_t *ak;
262
263         /* set the analog DACs */
264         ice->num_total_dacs = 2;
265
266         /* set the analog ADCs */
267         ice->num_total_adcs = 2;
268         
269         /* analog section */
270         ak = ice->akm = kmalloc(sizeof(akm4xxx_t), GFP_KERNEL);
271         if (! ak)
272                 return -ENOMEM;
273         ice->akm_codecs = 1;
274
275         err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
276         if (err < 0)
277                 return err;
278
279         /* ak4524 controls */
280         err = snd_ice1712_akm4xxx_build_controls(ice);
281         if (err < 0)
282                 return err;
283
284         return 0;
285 }
286
287 static int __devinit snd_ice1712_ez8_init(ice1712_t *ice)
288 {
289         ice->gpio.write_mask = ice->eeprom.gpiomask;
290         ice->gpio.direction = ice->eeprom.gpiodir;
291         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
292         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
293         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
294         return 0;
295 }
296
297
298 /* entry point */
299 struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = {
300         {
301                 .subvendor = ICE1712_SUBDEVICE_STDSP24,
302                 .name = "Hoontech SoundTrack Audio DSP24",
303                 .model = "dsp24",
304                 .chip_init = snd_ice1712_hoontech_init,
305         },
306         {
307                 .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE,   /* a dummy id */
308                 .name = "Hoontech SoundTrack Audio DSP24 Value",
309                 .model = "dsp24_value",
310                 .chip_init = snd_ice1712_value_init,
311         },
312         {
313                 .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
314                 .name = "Hoontech STA DSP24 Media 7.1",
315                 .model = "dsp24_71",
316                 .chip_init = snd_ice1712_hoontech_init,
317         },
318         {
319                 .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8,       /* a dummy id */
320                 .name = "Event Electronics EZ8",
321                 .model = "ez8",
322                 .chip_init = snd_ice1712_ez8_init,
323         },
324         { } /* terminator */
325 };
326